{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "patch vulnerability", "trigger": true, "arguments": ["time", "releaser", "common vulnerabilities and exposures", "vulnerable system", "vulnerable system version", "patch number", "vulnerability", "supported platform", "patch"]}, {"event_type": "phishing", "trigger": true, "arguments": ["attacker", "trusted entity", "attack pattern", "victim", "purpose", "time", "damage amount"]}, {"event_type": "data breach", "trigger": true, "arguments": ["victim", "time", "purpose", "tool", "number of data", "place", "damage amount"]}, {"event_type": "discover vulnerability", "trigger": true, "arguments": ["time", "capabilities", "vulnerable system version", "discoverer", "vulnerable system owner", "vulnerability", "vulnerable system", "supported platform", "common vulnerabilities and exposures"]}, {"event_type": "ransom", "trigger": true, "arguments": ["payment method", "damage amount", "place", "victim", "tool", "attacker", "price", "attack pattern", "time"]}], "input": "Last year , the average ransom demand dropped to $ 522 , less than half the average of the year prior ."}
{"patch vulnerability": [], "phishing": [], "data breach": [], "discover vulnerability": [], "ransom": [{"trigger": "ransom demand", "arguments": {"payment method": "NAN", "damage amount": "NAN", "place": "NAN", "victim": "NAN", "tool": "NAN", "attacker": "NAN", "price": "$ 522", "attack pattern": "NAN", "time": "Last year"}}]}